Vitameal Vitamin C 1000mg Extended Release 100 Tablets is a prolonged release vitamin C supplement in tablet form. Vitamin C is an essential nutrient that plays an important role in the immune system, collagen production and iron absorption. This product is used to increase vitamin C levels in the body, strengthen the immune system, promote healthy skin and help with iron absorption. Composition The composition of this product is Vitamin C 1000 mg. ingredients The main active ingredient in this product is vitamin C, in a dosage of 1000 mg per tablet.